Steve Grindstaff, A Prominent Elizabethton And Johnson City Businessman, Has Died After A Short Illness. The Former Car Dealer Built His Empire From A Single Chevrolet Dealership In 1987 To A Network Of 14 Locations. Known As “The Boss,” Grindstaff Was Also Active In Community And Charitable Causes. Before His Death, He Had Transferred Leadership Of The Grindstaff Automotive Group To His Wife Ashley.